indexo.dev

fachgruppe-computeralgebra.de

.de crawl

First seen 2026-04-14 · Last seen 2026-05-04 · ok HTTP/1.1 200 1332 ms crawled 2026-05-07

DE · 136.243.123.85 · AS24940 Hetzner Online GmbH

Reputation 87/100 weak security headers no dmarc policy

Classifying

HTML metadata

Language
en-US
Generator
WordPress 6.9.4
Canonical
https://fachgruppe-computeralgebra.de/
Feeds

Technology

Server
Apache
CMS
WordPress

Third-party hosts loaded (1)

  • gmpg.org×1

Registration

Updated
2024-04-10
Name servers
  • ns1.domaindiscount24.net.
  • ns2.domaindiscount24.net.
  • ns3.domaindiscount24.net.

DNS records live

NS
  • ns1.domaindiscount24.net
  • ns2.domaindiscount24.net
  • ns3.domaindiscount24.net
MX
  • 10 fachgruppe-computeralgebra.de

Email authentication partial

SPF
not published
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

Encryption Everywhere DV TLS CA - G2
from 2026-05-06 to 2026-11-21
Expires in 184 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://fachgruppe-computeralgebra.de/

findings
  • missing HSTS
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy

Links to (4)

Linked from (1)